html, body{
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}
body{
    display: flex;
    justify-content: center;
    align-content: center;
    background-color: #3a4144;
}
.form{
    width: 240px;
    margin: 16% auto 0;
    background-color: #282d2f;
    padding: 10px 30px;
    border-radius: 4px;
    box-shadow: 1px 1px 14px 0px #000;
    z-index: 1000;
    position: fixed;
    opacity: 0.9;
    .form_title{
        width: 100%;
        text-align: center;
        color: #b5b5b5;
        font-size: 20px;
    }
    .form_login{
        padding-top: 20px;
        .form_input{
            margin-bottom: 30px;
            .input_user,.input_pass{
                display: block;
                width: 100%;
                padding: 6px 12px;
                line-height: 1.42857;
                border: 1px solid #c2cad8;
                border-radius: 4px;
                background: 0 0;
                border: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.2);
                color: #fff;
                padding-left: 0;
                padding-right: 0;
                font-size: 14px;
                -webkit-transition: all 0.30s ease-in-out;
                -moz-transition: all 0.30s ease-in-out;
                -o-transition: all 0.30s ease-in-out;
                transition: all 0.30s ease-in-out;
            }
            .input_submint{
                width: 100%;
                border: 1px solid #b5b5b5;
                background-color: rgba(0, 0, 0, 0);
                padding: 8px 16px;
                font-size: 14px;
                line-height: 14px;
                color: #b5b5b5;
            }
            .input_user:focus,.input_pass:focus{
                border-bottom: 1px solid #1E90FF;
            }
            .input_submint:hover{
                cursor: pointer;
                color: #fff;
                background-color: #1E90FF;
                border: 1px solid #1E90FF;
                -webkit-transition: background-color 0.6s ease-out, border-color 0.6s ease-out;
                -moz-transition: background-color 0.6s ease-out, border-color 0.6s ease-out;
                -o-transition: background-color 0.6s ease-out, border-color 0.6s ease-out;
                transition: background-color 0.6s ease-out, border-color 0.6s ease-out;
            }
        }
    }
    .form_party{
        width: 100%;
        margin-top: -16px;
        .party_ul{
            width: 100%;
            padding: 4px;
            li{
                text-align: center;
                a{
                    img{
                        width: 24px;
                        height: 24px;
                    }
                }
            }
        }
    }
}

.container{
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

